Introduction to Dart

Dart is a modern, open-source programming language developed by Google. It is designed for building high-performance applications for mobile, web, desktop, and server.
One of Dart's most popular uses is with the Flutter framework, which allows you to build cross-platform apps from a single codebase.

Key Features of Dart

  • Cross-platform: Write once, run anywhere (mobile, web, desktop, server)
  • Null Safety: Helps you avoid null reference errors
  • Strongly Typed: Supports both static and dynamic typing
  • Asynchronous Support: Built-in support for async/await and streams
  • Easy to Learn: Clean syntax similar to languages like Java, C#, and JavaScript

Where is Dart Used?

Dart powers some amazing applications:

  • Flutter Apps: Mobile apps like Google Ads, Alibaba, and BMW
  • Web Applications: Client-side web development
  • Server Applications: Backend services and APIs
  • Desktop Applications: Cross-platform desktop apps

First Dart Program

void main() {
  print('Hello, Dart!');
}

Explanation:

  • main() is the entry point of a Dart program
  • print() outputs text to the console